Home / 155,330.05-232,994.68-43,009.89

Finding the Fourth Proportional to 155,330.05, 232,994.68 and 43,009.89

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Solution

The fourth proportional to 155,330.05, 232,994.68 and 43,009.89 is: 64,514.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,330.05 : 232,994.68 = 43,009.89 : x
  2. Step 2: Convert to fraction form
    155,330.05/232,994.68 = 43,009.89/x
  3. Step 3: Cross multiply
    155,330.05x = 232,994.68 × 43,009.89
  4. Step 4: Simplify right side
    155,330.05x = 10,021,075,158.62
  5. Step 5: Solve for x
    x = 10,021,075,158.62/155,330.05
  6. Step 6: Final answer
    x = 64,514.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.